/Engine/Source/Editor/VREditor/Public/UI/VREditorFloatingUI.h
Creates a FVREditorFloatingUI using a Slate widget, and sets up safe defaults
void SetSlateWidget ( const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) > & InitSlateWidget )